Paladin
Riot Blade - ??
Shield Swipe - ??
Shield Oath - Accuracy added to stance
Warrior
Defiance - Accuracy added
Wrath - ??
Monk
Featherfoot - ??
Demolish - DOT Duration increased by 3s
Shoulder Tackle - ??, possibly cooldown increase
Dragoon
Heavy Thrust - ??
Life Surge - ??
Phlebotomize - ??
Ninja
Perfect Dodge - ??
Aeolian Edge - Must be behind rear for full potency
Bard
Mage's Ballad - ??
Barrage - ??
Army's Paeon - ??
Rain of Death - ??
Black Mage
Blizzard - ??
Fire - Increased potency by 10
Fire II - ??
Manawall - ??
Flare - Damage is reduced on second target by 10%, 3rd by 20%, 4th 30, 5th 40%, all others 50%
Summoner
Miasma - ??
Bane - ??
Miasma II - ??
Enkindle - Reduced cooldown
Mountain Buster
Flaming Crush
Radiant Shield - All three of these pet attacks are now elemental damage
White Mage
Stone - ??
Protect - Gives mdef base
Proshell - Replaced by quick stoneskin, unclear what that does, presumably lower cast or instant.
Stone II - ??
Presence of Mind - ??
Stoneskin - Possibly reduced to 10% HP shield for WHM, very unclear
Holy - Same change as Flare
Aero II - ??
Stoneskin II - Same as Stoneskin
Scholar
Lustrate - ??
Fey Light - Replaced by Fey Wind, granting Skill/Spell/Auto attack increase by 30% all at once for 30s
Fey Glow - Replaced by Fey Carress, casting aoe esuna with 60s cooldown